Vi behöver en tydlig budget.

Because Swedish verbs do not change by person the way English verbs sometimes do.

• jag behöver = I need
• du behöver = you need
• vi behöver = we need
• de behöver = they need

So behöver stays the same no matter who is doing the action.

Yes, vi is the standard Swedish subject pronoun for we.

Examples:

• Vi behöver en budget. = We need a budget.
• Vi kommer snart. = We are coming soon.

It is used much like English we.

Because budget is an en-word in Swedish, also called a common gender noun.

So:

• en budget = a budget
• budgeten = the budget

Swedish nouns are divided into two grammatical genders:

• en-words
• ett-words

Since budget is an en-word, the indefinite article must be en, not ett.

This is because adjectives in Swedish change form depending on the noun they describe.

Here, budget is:

• an en-word
• singular
• indefinite

So the adjective takes the basic form:

• en tydlig budget = a clear budget

Compare:

• ett tydligt mål = a clear goal
• tydliga budgetar = clear budgets
• den tydliga budgeten = the clear budget

So tydlig is the correct form for an en-word in the singular indefinite.

Tydlig usually means clear, easy to understand, or well-defined.

In this sentence, en tydlig budget suggests a budget that is:

• clearly laid out
• understandable
• specific enough to use for planning

It is a very common adjective in Swedish.

Related forms:

• tydligt = clearly / clear (for an ett-word adjective form or as an adverb in some contexts)
• tydliga = clear, plural/definite form
• tydlighet = clarity

More or less, yes. Swedish uses budget, and it means essentially the same thing as English budget.

But remember:

• it has Swedish grammatical gender: en budget
• it takes Swedish endings: budgeten, budgetar, budgetarna

So even if the word looks familiar, it behaves like a Swedish noun.

This is the normal Swedish word order for a simple main clause:

subject + verb + object

So:

• Vi = subject
• behöver = verb
• en tydlig budget = object

This is very similar to English:

• We need a clear budget.

Swedish main clauses often follow this straightforward pattern unless something else is moved to the front.

Yes, and it is similar, but not exactly the same.

• Vi behöver en tydlig budget = We need a clear budget
• Vi måste ha en tydlig budget = We must have a clear budget

behöver often expresses need in a general sense.
måste ha sounds stronger and more like must have or have to have.

So the original sentence is usually a bit more neutral than måste.

A rough guide for English speakers is:

behöver ≈ beh-HUR-ver

Things to notice:

• the ö sound does not exist exactly in English
• the stress is on the second syllable: beHÖver

A more careful breakdown:

• be- sounds somewhat like beh
• hö has the Swedish ö sound
• ver is softer than a strong English ver

If pronunciation is your focus, the vowel ö is the main thing to practice.

A rough approximation is:

tydlig ≈ TEWD-lig or TUHD-lig, depending on how rough you want the English comparison to be

Important points:

• the y in Swedish is not the same as English y
• the stress is on the first syllable: TYDlig
• the g at the end is pronounced

So this word may be harder than it looks for an English speaker.

Sometimes, yes, depending on context.

Most often:

• behöva = to need

But in some situations, especially with another verb, it can feel close to have to:

• Jag behöver gå nu. = I need to go now

That can sound like either:

• I need to go now
• I have to go now

In your sentence, though, Vi behöver en tydlig budget is most naturally understood as We need a clear budget.

The dictionary form is behöva, which means to need.

So:

• infinitive: behöva
• present tense: behöver

Examples:

• att behöva = to need
• jag behöver = I need
• vi behöver = we need

This is useful because Swedish dictionaries usually list verbs in the infinitive form.

Then both the article structure and the adjective form change:

• en tydlig budget = a clear budget
• den tydliga budgeten = the clear budget

Notice what changes:

• en becomes den in this structure
• tydlig becomes tydliga
• budget becomes budgeten

This is a very important Swedish pattern for definite noun phrases with adjectives.